CVE-2026-42448 — LOW (3.5) — White Hats Nepal

Vulnerability Description

Magic Wormhole makes it possible to get arbitrary-sized files and directories from one computer to another. Prior to 0.24.0, there is a path traversal when a receiver who specifies "--output <dir>" where that output directory currently exists (as a directory). This vulnerability is fixed in 0.24.0.

CVSS Score

3.5

LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-22

References

https://github.com/magic-wormhole/magic-wormhole/security/advisories/GHSA-cf92-g

FAQ

What is CVE-2026-42448?

CVE-2026-42448 is a vulnerability with a CVSS score of 3.5 (LOW). Magic Wormhole makes it possible to get arbitrary-sized files and directories from one computer to another. Prior to 0.24.0, there is a path traversal when a receiver who specifies "--output <dir>" wh...

How severe is CVE-2026-42448?

CVE-2026-42448 has been rated LOW with a CVSS base score of 3.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-42448?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.